USB flash drive is required for the EFI version to work. Compatible BIOS version.Windows system is required for installer to run. CD-ROM, Floppy Drive or USB flash drive, keyboard, Internet connection (for product download). System Requirements: Pentium III compatible processor, 10MB free space on the hard drive. Easy to use and excellent for tech repairs, data recovery and security audits. Without overwriting your old password! In other words you can login to your Windows profile without knowing your password. Kon-Boot is an application which will silently bypass the authentication process of Windows based operating systems.